STM32 MCUs Embedded software

Ask questions and find answers on STM32Cube packages, including HAL, LL and middleware, and expansion software.

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STM32 Nucleo Virtual COM Port

Posted on September 16, 2014 at 10:49Hi, I'm using a Nucleo-F302R8 and I want to use the USB as a virtual COM Port to connect it to Labview. I think this might be possible cause the UM1724  describes it for the use with mbed. I'm not really sure wha...

STM32L051R8T8 erase via SPI bootloader

Posted on December 02, 2015 at 08:41Hi folks! The page erase command does not seem to work. The communication sequence is as follows with replies from the STM inside brackets: Erase:0x5A [0x79] 0x44 [0xA5] 0xBB [0xA5] pages:0x00 [0xA5] 0x04 [0x79] p...

HAL EEPROM Driver on STM32L151xB

Posted on December 01, 2015 at 08:41 While trying to use the HAL drivers to access the EEPROM section of the FLASH memory, I have come across a very weird issue When trying to program a zero(0) to an address, the HAL driver follows a spec...

sschocke by Associate
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HardFault during HAL_SPI_Receive_DMA()

Posted on November 29, 2015 at 14:15 Hi, just a quick note: HAL library: F2 v1.1.0 (09/Oct/2015) I was trying to use this function and have encountered hardfault when the size is >1. I did not look deep into the problem, but the cause...

the by Associate
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Is there a simple sample code for USB

Posted on November 27, 2015 at 09:34Hi, I got the Cube firmware from ST, and I cannot found the USB sample code for test purpose. The current demo codes are complicated, I have to put App, middleware and driver to make the USB work, and it is not go...

jeff23 by Associate II
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STM32F429 USB Host

Posted on November 01, 2015 at 19:28 Hey guys, I've been trying to create USB FS host drivers for a vendor-specific device on the STM32F429 Discovery board. So far I've not had any luck getting ANY device (be it from the MSC, HID or Vendo...

STM32f401 Discovery I2C + External Interrupt

Posted on November 24, 2015 at 17:24Hi, I am working on a project where I am communicating with a capacitive touch sensor via I2C.  I have successfully achieved read/write over I2C , and now I would like to use the external device's interrupt line t...

Bootloader PC s/w for USART STM32F3

Posted on November 24, 2015 at 14:24Is there any off the shelf PC bootloader s/w that can take the output from IAR EWARM and load it via a USART on an STM32F303?  #stm32 #uart #bootloader

gbigden by Associate III
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USB connection ends with TXERR

Posted on September 23, 2015 at 21:04Hi there forum,I would like to connect a USB pen to my STM32F4-Discovery kit.I am using libraries from stsw-stm32068.zip, and the GPIO, USB initialization code and the usb_conf.h and usbh_conf.h files are from Au...

Emmil by Associate II
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